Yanmar SA424 User Manual

11-4
11. HYDRAULIC SYSTEM
SA221/324/424 Operation Manual
■ Implement Control Lever Lock
1. Use the Implement control lever lock to lock the
implement control lever to the N (neutral) position.
2. To lock the implement control lever:
• Push down the implement control lever lock.
3. To unlock the implement control lever:
• Pull up the Implement control lever lock.
(A) Implement control lever
(B) Implement control lever lock
(a) For unlocking the implement control lever:
Pull up the implement control lever lock.
(b) For locking the implement control lever:
Push down the implement control lever lock when
the implement control lever is in its N (neutral)
position.
IMPORTANT
●Avoid interchanging the hydraulic lines between
coupler 1 and coupler 3. Contact YOUR LOCAL
YANMAR TRACTOR DEALER for technical
assistance.
●Avoid interchanging hydraulic lines between
coupler 2 and coupler 4. Contact YOUR LOCAL
YANMAR TRACTOR DEALER for technical
assistance.
●When the hydraulic quick couplers are not used,
always leave the color coded rubber plugs
inserted to the hydraulic quick couplers.
• the preceding action prevents damage and
contamination of the female hydraulic quick
couplers
IMPORTANT: Avoid damage!
●When the hydraulic quick couplers are not used,
always leave the color coded rubber plugs
inserted to the hydraulic quick couplers.
• the preceding action prevents damage and
contamination of the female hydraulic quick
couplers
NOTE
●The implement control valve has a float position.
●When the implement control valve is in the float
position, the implement that is lowered to the
operating positions follow the ground contour.
• to use the float position, push the implement
control lever forward beyond the valve detent
position
NOTE
●Read the Operation Manual and installed label on
the tractor side regarding the different implement
control lever positions.
●When the lever is at any corner position, the
boom and bucket cylinders are simultaneously
operated.
●Unnumbered position (Raise & Rollback) is not
recommended for scooping purpose because an
insufficient lift force is obtained.
IMPORTANT
●Avoid operating the implement control lever when
the implement control lever is locked.
●To confirm that the implement control lever (A)
has been locked with the implement control lever
lock (B):
• move the implement control lever with a light
force to ensure that the lever is securely locked
(A)
(B)
(b)
(a)
SA221_324_424_OperatorsManual.book 4 ページ ２０１８年６月４日 月曜日 午後５時１９分

Yanmar SA424 Specifications

General

Brand	Yanmar
Model	SA424
Category	Tractor
Language	English